Agent Orange
Agent Orange was a deadly herbicide that killed of many if not all plants and trees the was affected by it. This chemical was part of a operation called Operation Ranch Hand, this operation was called to order to kill off plants and crops to starve the Vietnamese. Agent Orange is 50 times more powerful than a normal pesticide or herbicide, because of this it did devastating damage on crops but also caused 400,000 children to be born with birth defects and over 4.8 million deaths. It was soon decided to stop using this chemical due to its massive damage.
Napalm
Napalm is a mixture of plastic polystyrene, hydrocarbon benzene, and gasoline. This mixture creates a jelly-like substance that, when ignited, sticks to practically anything and burns up to 15 minutes. It can burn up to 1,500F to 2,200F. Napalm was first used in flamethrowers but later on used as a bombing substance and was much more devastating. A single napalm bomb was able to ravage 2,500 square yards of forest.